JPS6397275A - Sereal grain shifter for cereal grain selector - Google Patents

Abstract

(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a grain sorting device for sorting mixed rice of paddy and brown rice using a rotating sorting cylinder having a large number of pot holes on its inner circumferential surface. It is something.

[Prior art] There is a grain sorting device that sorts mixed rice of paddy and brown rice by rotating a rotary sorting cylinder, which has a large number of pot holes on its inner circumferential surface, around a horizontal axis. In this system, a finishing rice gutter that receives brown rice is hung horizontally, and a rotary sorting cylinder is rotated to pump up the brown rice into the finishing rice gutter, while the grains to be sorted are sequentially sent from the supply side to the discharge side for sorting. .

[Problems to be Solved by the Invention] In this conventional device, there is a difference in the flow speed from the supply side to the discharge side depending on the dryness of the grains to be sorted or the difference in variety. There was a problem in that the rice stagnates on the supply side, resulting in a thicker layer, and the finished rice trough gets mixed with unhulled rice, or the pot hole in the rotary sorting tube gets clogged with dust, reducing sorting efficiency.

Therefore, the present invention attempts to solve the above-mentioned problems all at once by disposing a transfer cylinder having blowholes in the rotary sorting cylinder.

[Means to solve the problem]

The technical means of the present invention for solving such technical problems includes a finishing rice trough 16 for receiving brown rice in a rotary sorting cylinder 11 which has a large number of pot holes in its inner peripheral surface and rotates around a horizontal axis. The rotary sorting cylinder 11 is horizontally mounted, and at a lower position there are blowholes 23a, 23a for transferring the grains to be sorted from the supply side to the discharge side.
, ... are disposed along the longitudinal direction of the rotary sorting cylinder 11, and a pressurized air blowing means 24 for intermittently blowing pressurized air is connected to the transfer cylinder 23. The grain transfer device of the grain sorting device is configured as follows.

[Function and effect of the invention]

The mixed rice in the rotary sorting tube 11 is drawn up by the pot hole of the rotary sorting tube 11 and undergoes a sorting action, and sequentially flows from the supply side to the discharge side of the rotary sorting tube ]-1. At the lower position, a transfer cylinder 23 with blowholes 23a, 23a, . Therefore, the fumarole 23a of the transfer cylinder 23,
23a.

The grains to be sorted can be transferred from the supply side to the discharge side by the blast of air from... It is possible to prevent stagnation, prevent the layer thickness from becoming abnormally high on the supply side, and improve the sorting accuracy. When cleaning the holes, clean the blowholes 23a, 23a, .
By applying the blast of water to the pot hole of the rotary sorting cylinder 11, dust in the pot hole can be removed and the grains can be restored to fit in their normal state, improving sorting efficiency. It is something that can be done.

〔Example〕

Embodiments of the invention shown in the drawings will be described below.

First, the structure of the embodiment will be described. Reference numeral 1 denotes a husking section, and this husking section 1 is connected to a paddy tank 2. A pair of depu rolls 3
, 3, etc. Reference numeral 4 denotes a sloughed rice wind sorting path, in which the sloughed rice from the husking section 1 is sorted by the sorting air generated by the suction fan chamber 5 in front, and the rice husks are passed from the suction fan chamber 5 through the dust exhaust pipe 6. Discharged from the machine, the mixed rice of brown rice and paddy falls into the sliding rice receiving trough 7 on one side of the bottom 3, and the mixed rice that has fallen into the sliding rice receiving trough 7 is transferred to the mixed rice hopper by the mixed rice lifting machine 8. 9 and is configured to be conveyed to the starting end of a supply gutter 14 which also serves as a mixed rice receiving gutter.

Reference numeral 10 denotes a sorting case, and inside the sorting case 10 there is a supply side end (as shown in FIG. The right side) and the discharge side end (left side in FIG. 5) are rotatably supported by drive rollers 12,12. A supply gutter 14 with a feed helix 13 and a finishing rice gutter 16 with a finished rice helix 15 are horizontally disposed inside the rotary sorting cylinder 11.

In arranging the supply gutter 14 and the finished rice gutter 16 inside the rotary sorting tube 11, the supply gutter 14 is placed on the scooping side of the rotary sorting tube 11 rotating from the bottom to the top, as shown in FIG. Finished rice I! 16 is disposed on the rotating side of the rotary sorting tube 11 from above to downward rotation, and the mixed rice scooped up by the pot hole of the rotary sorting tube 11 falls into the supply gutter 14, and is transferred to the supply helix 13 at the end of the feed gutter 14. The supply gutter 14 also functions as a mixed rice receiving gutter. The discharge side end of the finishing rice gutter 16 includes a finishing rice flow lower cylinder 17,
It is connected to the finished rice receiving trough 19 via the finished rice flow grain plate 18, and the finished rice is transferred to the finished rice flow lower pipe 17 and the finished rice flow grain plate 1.
The brown rice that is wind-selected while falling from 8 to the finished rice receiving trough 19 and flowing down to the finished rice receiving trough 19 is taken out of the machine via the finished rice lifting machine 20.

A pumping cylinder 21 is connected to the discharge side end of the rotary sorting cylinder 11. Reference numeral 22 denotes a paddy reducing machine, and the upper end of the paddy reducing machine 22 extends to a position below the pumping of the pumping cylinder 21 on the rotary sorting cylinder 11 side, and removes the paddy that has been pumped upward by the pumping cylinder 21. , has a function of returning to the de-peeling section 1.

Reference numeral 23 denotes a transfer cylinder disposed along the longitudinal direction at a lower part of the supply gutter 14 of ``rotary sorting cylinder'';
There is a fumarole 2 that transfers the grains to be sorted from the supply side to the discharge side.
3a, 23a, . . . are provided in large numbers. Both ends of this transfer cylinder 23 are bent as a bent part 23b.
3b, 23b on the front and rear side plates 10a of the sorting case 10,
10a so as to be rotatable, the interval between the transfer cylinder 23 and the rotary sorting cylinder 11 can be changed, and the interval between the transfer cylinder 23 and the rotary sorting cylinder 11 can be adjusted. .

Reference numeral 24 denotes a pressure blowing means attached to the side plate portion 10a of the sorting case 10, which intermittently blows air to the transfer tube 23 via a bendable blower tube 25. This pressure-air blowing means 24 includes a valve body 24b that intermittently blows air by rotating the pressure-air fan 24a2, and gears 24c, 24c that transmit power from the pressure-air fan 24a side to the valve body 24b. Incidentally, the cleaning work of the pot holes may be automated by rotating the pot hole so as to approach the rotary sorting tube 11 by a driving means such as a motor for a certain period of time after the end of the sorting work or for a certain time before the start of the sorting work. .

Note that 26 is a reduction shelf, and 27 is a supply port of the supply gutter 14.

Next, the operation of the embodiment will be explained. When carrying out the hulling operation, the rice grains are supplied to the rice tank 2, and each rotating part of the hulling machine is driven. Then, the paddy supplied from the paddy tank 2 to the phusher section 1 is subjected to the dehulling action, the scraped rice is sorted in the lower scraped rice wind sorting path 4, and the rice husks are discharged from the dust exhaust pipe 6 to the outside of the machine. Ru.

The mixed rice of brown rice and paddy falls into the sliding rice receiving trough 7, and is lifted up and supplied to the starting end of the supply trough 14 on the rotary sorting cylinder 11 side through the mixed rice hopper 9 by the mixed rice lifting machine 8. The feed helix 13 in the gutter 14 supplies the feed to the feed side end of the rotary sorting tube 11 .

Next, the mixed rice is scooped up by the pot hole of the rotating sorting cylinder 11 which is rotating clockwise in FIG. The rice falls into the supply gutter 14 and is sorted, and the unsorted mixed rice that has fallen into the feed gutter 14 is fed again into the rotary sorting tube 11 from the conveyance end of the feed gutter 14 by the feed helix 13 and is re-sorted. Ru.

In addition, the finished rice that has fallen into the finishing rice gutter 16 is conveyed to the finishing rice flow lower tube 17 by the finishing rice helix 15, and is transferred to the finishing rice flow grain plate 1
8, the finished rice is sorted by a sorting wind while falling to the finished rice receiving trough 19, and is taken out of the machine by the finished rice lifting machine 20.

The sorted paddy sent to the discharge side end of the rotary sorting cylinder 11 is
The paddy enters the pumping cylinder 21, is pumped up by the pumping cylinder 21, falls into the upper paddy-reducing gutter 22, is returned to the husking section 1, and is again subjected to the husking action in the husking section 1.

The hulling and sorting work is carried out as described above, and the mixed rice in the rotating sorting tube 11 is pumped up through the pot hole of the rotating sorting tube 11 and subjected to sorting action, and is sequentially transferred to the supply side of the rotating sorting tube 11. The grains flow from the end to the discharge end, and at a lower position on the supply side of the rotary sorting tube 11 there is a blowhole 23 for transferring the grains to be sorted from the supply side to the discharge side.
The transfer cylinder 23 is composed of a large number of a, 23a, .
is provided, so the grains to be sorted are sent to the discharge side by this blast, and even if the moisture content of the grains to be sorted is high or the grains are different, the grains to be sorted will not stagnate on the supply side. It is possible to prevent the layer thickness from becoming abnormally high on the supply side, and it is possible to prevent a drop in the sorting accuracy due to dropping and mixing of unhulled rice into the finishing rice gutter 14. When cleaning the pot hole of the rotary sorting cylinder 11 after the cleaning, the dust inside the pot hole is removed by applying the blast air from the blowholes 23a, 23a, . . . of the transfer cylinder 23 to the pot hole of the rotary sorting tube 11. By removing this, it is possible to restore the grains so that they can be inserted in a normal state, and the sorting efficiency can be improved.

[Brief explanation of the drawing]

The drawings show an embodiment of the invention; FIG. 1 is a cutaway side view, FIG. 2 is a cutaway back view, and FIG. 3 is a front view.
FIG. 4 is a cut side view, FIG. 5 is a cut side view, and FIG. 6 is a cut back view. Explanation of symbols 1 Slipping section 2 Paddy tank 3 Scraping roll 4 Slipped rice wind sorting path 5 Suction fan room 6 Dust exhaust tube 7 Slipped rice catcher 8 Mixed rice lifting machine 10 Sorting case 11 Rotating sorting tube 12 Drive roller 1
3 Supply helix 14 Supply gutter 14 15 Finished rice helix 16 Finished rice gutter 16a Finished rice control valve 17
Finished rice flow down cylinder 18 Finished rice flow grain board 19 Finished rice receiving trough 20 Finished rice grain lifting machine 23 Transfer cylinder 2
3a Blower hole 24 Pressure air blowing means 24a Pressure fan 24b Valve body 24c Gear 25
blower tube

Claims (1)

[Scope of Claims] [1] Finished rice trough 16 for receiving brown rice in a rotary sorting cylinder 11 which has a large number of pot holes in its inner peripheral surface and rotates around a horizontal axis.
The rotary sorting tube 11 is suspended horizontally, and below the rotary sorting cylinder 11 there are blowholes 23a and 23 for transferring the grains to be sorted from the supply side to the discharge side.
A transfer cylinder 23 having a shape, . A grain transfer device for a grain sorting device that is connected.